Ectopic pinealoma with meningeal and ependymal spread.
D000293:Adolescent; D000328:Adult; D002552:Cerebral Ventricles / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D010870:Pineal Gland / Q000378:metabolism; D010871:Pinealoma / Q000150:complications / Q000473:pathology*; D013346:Subarachnoid Space / Q000473:pathology*